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The Future of HHVM
Several months ago, PHP officially announced the end-of-life forPHP5.
New
The latest blog posts to take off on Hacker News. 1,420 posts.
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Announcing CoffeeScript 2
We are pleased to announce CoffeeScript 2! This new release of the CoffeeScript language and compiler aims to bring CoffeeScript into the modern JavaScript era, closing gaps in compatibility with JavaScript while preserving the clean syntax that is CoffeeScript’s hallmark. In a nutshell:
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Getting Started on Geospatial Analysis with Python, GeoJSON and GeoPandas
Learn to perform the basics of geospatial analysis using Python along with the GeoJSON and GeoPandas libraries.
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Why is memory reclamation so important for lock-free algorithms?
As it so happens, object lifetime tracking (or Memory Reclamation as I prefer to call it) is the current most difficult open problem in sha...
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The Minsky circle algorithm
Consider the following pseudocode: x <- 32; y <- 0; while(true){ x <- x – floor((1/8) * y); y <- y + floor((1/8) * x); plotPointAt(x, y); } x and y are always integers. This draws…
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Don't use Git rebase
You love rebasing, right? Rewriting history might be appealing, but there are good reasons not to.
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Patching is hard; so what?
It’s now been about a week since Equifax announced the record-breaking breach that affected 143 million Americans. We still don’t know enough — but a few details have begun to com…
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On React and WordPress
Big companies like to bury unpleasant news on Fridays: A few weeks ago, Facebook announced they have decided to dig in on their patent clause addition to the React license, even after Apache had sa…
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Leave your OS at home: the rise of library operating systems
The efficiency of Operating Systems (OSes) has always been in the spotlight of systems researchers, ever since the seminal Dijkstra’s THE multiprogramming system in early 60s. But the reason …
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Migrating from RethinkDB to Postgres – An Experience Report
Note: This post and our new engineering blog can be found at lumi.dev
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Std::visit is everything wrong with modern C++
Yet another programming blog. Thoughts on software and related misadventures.
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Why Is Python Growing So Quickly?
We recently showed that, based on Stack Overflow question visits, Python has a claim to being the fastest-growing major programming language, and that it has become the most visited tag on Stack Overflow within high-income countries .
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Chrome OS native development
Native development on a Chromebook, with Chrome OS in Developer Mode
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Interesting commands for the Linux shell
List of 30 interesting commands and tips for the Linux shell that I have collected over the years.
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Verified cryptography for Firefox 57
Traditionally, software is produced in this way: write some code, maybe do some code review, run unit-tests, and then hope it is correct. Hard experience shows that it is very ...
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Why category theory matters in programming
Divide and conquer has been a core strategy in software engineering. We decompose our systems into smaller modules with focused, simple…
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Java Reflection, 1000x Faster
A few weeks ago I got to make some of my code 1000 times faster, without changing the underlying complexity! As the title implies, this involved making Java reflection calls faster.
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I don’t know who the Web Audio API is designed for
WebGL is, all things considered, a pretty decent API. It’s not a great API, but that’s just because OpenGL is also not a great API. It gives you raw access to the GPU and is pretty low-level. For those intimidated by something so low-level, there are quite a few higher-level engines like three.js and Unity which are…
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How JavaScript works: memory management and common memory leaks
PlaybookUX is an all-in-one software that allows you to recruit, conduct and analyze both qualitative and quantitative research, enhanced by AI.
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What Monoids teach us about software
Monoids are a pretty interesting concept in software development. Monoids are everywhere. Monoids are simple yet powerful. And Monoids have a lot to teach us about software, in particular about com…
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Sublime Text 3.0
Compared to the last beta, 3.0 brings a refreshed UI theme, new color schemes, and a new icon. Some of the other highlights are big syntax highlighting improvements, touch input support on Windows, Touch Bar support on macOS, and apt/yum/pacman repositories for Linux.
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Experimenting with WebAssembly and Computer Vision
This past summer, four students at a coding bootcamp in Los Angeles began experimenting with WebAssembly. The result, after six weeks of exploration, was WebSight: a real-time face detection demo ...
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Better Database Migrations in Postgres
As your database grows and scales there are some operations that you need to take more care of than you did when you were just starting. When working with your application in your dev environment you may not be fully aware of the cost of some operations until you run them against production. And at some point most of…
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Node v8.5.0
Node.js® is a free, open-source, cross-platform JavaScript runtime environment that lets developers create servers, web apps, command line tools and scripts.